Britain, France and Germany on Tuesday formally accused Iran of violating the terms of its 2015 agreement to curb its nuclear programme, a step by the three powers that could lead eventually to the reimposing of U.N. sanctions lifted under the deal. The European powers said they were acting to avoid a crisis over nuclear proliferation adding to an escalating confrontation in the Middle East. Russia, another signatory to the pact, said it saw no grounds to trigger the mechanism and Iran dismissed the step as a “strategic mistake”. The three countries said they still wanted the nuclear deal with Tehran to succeed and were not joining a “maximum pressure” campaign by the United States, which abandoned the pact in 2018 and has reimposed economic sanctions on Iran. The countries triggered what is called the dispute mechanism in the deal. Triggering the mechanism amounts to formally […]